30A Weekly Programmable Digital Timer Switch Relay Control 1. Simple wiring, no need to consult an electrical engineer, you can do it yourself at home. 2. Excellent load capacity, up to 6500Watt, 30AMP 250Vac. 3. Simple programming, just read the manual once to program. 4. You can use the power saver to turn onoff any electrical device on a preset timer 5. 24 hours7 days a week programmable 6. Built-in battery for memory backup in case of power outage (saves the program you set) 7. Weekly automatic time error +- 30 seconds 8. Repeating program with 17 onoff settings and manual onoff setting Technical data: 1. Temperature range: -20 to 50 degrees Celsius 2. Power consumption: 4.5 VA (MAX) 3. Display: LCD 4. Switch contact: 1 changeover switch 5. Program: 17 onoff per day or per week 6. Hysteresis: 2 secondsday (25 degrees Celsius) 7. Minimum interval: 1 minute 8. Capacity: 30 (16) 250V AC 9. Power outage: 60 days 10. Timer range: 1 minute ~ 168 hours 11. Rechargeable battery: 1.2V 40Ma 12. Average error: 1 second24 hours, 25 degrees Celsius